Flight OddsUA4332 ROA → IAD
United Airlines · Roanoke, VA to Washington, DC · 265 flights observed, 2025-09-25 to 2026-06-30 · 177 mi
UA4332 covers more than one route in the data window — the stats below are for ROA → IAD, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
90%
Median delay
-11 min
90th percentile
+14 min
Cancellation rate
3%
How often is UA4332 on time?
Across 265 flights on ROA → IAD from 2025-09-25 to 2026-06-30, UA4332 arrived within 15 minutes of schedule 90% of the time. The median arrival delay was -11 min, and the worst 10% of flights arrived +14 min or later. 3% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 233 | 90% |
| 16-30 min | 6 | 2% |
| 31-60 min | 7 | 3% |
| 61-120 min | 6 | 2% |
| 2+ hrs | 6 | 2% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-09 | 6 | 83% | +4 min |
| 2025-10 | 30 | 100% | -13 min |
| 2025-11 | 19 | 74% | +14 min |
| 2025-12 | 30 | 77% | +14 min |
| 2026-01 | 28 | 96% | -14 min |
| 2026-02 | 28 | 89% | +17 min |
| 2026-03 | 31 | 100% | -11 min |
| 2026-04 | 26 | 92% | -5 min |
| 2026-05 | 31 | 84% | +17 min |
| 2026-06 | 29 | 97% | -10 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 37 | 86% |
| Tue | 40 | 98% |
| Wed | 34 | 97% |
| Thu | 40 | 85% |
| Fri | 38 | 92% |
| Sat | 30 | 83% |
| Sun | 39 | 90% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…